Japan Prepares to Defend Policy at G-20

By

Mitsuru Obe

April 17, 2013 5:38 a.m. ET

TOKYO—Japan will likely be in the spotlight at this week's Group of 20 meeting of finance ministers and central bank heads, as the yen's plunge has stoked international concerns and even drawn a warning from the U.S. about competitive devaluation.

The yen's fall of more than 15% since late last year has been driven by expectations of and then the reality of a massive monetary easing. The point men in defending Japan's policies at the meeting in Washington will be Finance Minister Taro Aso and Bank of Japan Gov. Haruhiko...